<template>
  <div>
    <div class="crumbs">
      <el-breadcrumb separator="/">
        <el-breadcrumb-item>
          <i class="el-icon-lx-cascades"></i> 电影管理
        </el-breadcrumb-item>
      </el-breadcrumb>
    </div>
    <div class="container">
      <div class="handle-box">

        <div class="search-wrapper">
          <el-cascader :options="options" v-model="selectedOptions" :props="{ checkStrictly: true }" clearable @change="handleChange">
          </el-cascader>

          <el-input v-model="query.nm" placeholder="电影名称" class="handle-input mr10"></el-input>
          <el-button type="primary" icon="el-icon-search" @click="handleSearch">搜索</el-button>
        </div>

        <div class="add-wrapper">
          <el-button type="success" icon="el-icon-edit" @click="handleAdd">添加</el-button>
        </div>

      </div>
      <el-table :data="tableData" border class="table" ref="multipleTable" header-cell-class-name="table-header" @selection-change="handleSelectionChange" :height="getHeight()">
        <el-table-column type="selection" width="55" align="center"></el-table-column>
        <el-table-column prop="id" label="Logo" width="55" align="center">
          <template slot-scope="scope">
            <img style="width:40px;" :src="'/upload/'+ scope.row.img" @error="loadError" alt="">
          </template>
        </el-table-column>
        <el-table-column prop="nm" label="电影名称"></el-table-column>
        <el-table-column label="城市" prop="cityName">
          <template slot-scope="scope">
            {{ getCodeToText(scope.row.cityId) }}
          </template>
        </el-table-column>
        <el-table-column label="发布频道" prop="type">
          <template slot-scope="scope">
            {{ getChannel(scope.row.type) }}
          </template>
        </el-table-column>
        <el-table-column prop="showTime" width="140" sortable label="计划上映时间">
          <template slot-scope="scope">
            <!-- yyyy-MM-dd HH:mm:ss -->
            {{scope.row.showTime|dateformat('yyyy-MM-dd')}}
          </template>
        </el-table-column>
        <el-table-column label="是否上映" width="120">
          <template slot-scope="scope" >
            <el-switch disabled v-model="scope.row.globalReleased"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180" align="center">
          <template slot-scope="scope">
            <el-button type="text" icon="el-icon-edit" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
            <el-button type="text" icon="el-icon-delete" class="red" @click="handleDelete(scope.$index, scope.row)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>

      <div class="pagination">

        <el-button type="primary" icon="el-icon-delete" class="handle-del mr10" @click="delAllSelection">批量删除</el-button>

        <el-pagination background layout="total, prev, pager, next" :current-page="query.pageno" :page-size="query.pagesize" :total="pageTotal" @current-change="handlePageChange"></el-pagination>

      </div>

    </div>

    <!-- 编辑弹出框 -->
    <MoviesEdit :visible="editVisible" v-if="editVisible" :items="form" @updateSuccess="handleUpdateSuccess" @close="editVisible=false"></MoviesEdit>

    <!-- 添加弹出框 -->
    <MoviesAdd :visible="addVisible" @addSuccess="handleAddSuccess" v-if="addVisible" @close="addVisible=false"></MoviesAdd>

  </div>
</template>

<script>
import { MOVIES_CHANNEL } from "@/components/common/config"
import { regionData, CodeToText } from "element-china-area-data"
import { getList, remove } from "@/api/movies"
import MoviesEdit from "./MoviesEdit"
import MoviesAdd from "./MoviesAdd"
import img404 from "@/assets/img/404.jpg"
export default {
  data() {
    return {
      query: {
        pagesize: 10,
        pageno: 0,
        sortname: "showTime",
        sort: "asc",
        cityId: "",
        nm: ""
      },
      options: regionData,
      selectedOptions: [],
      tableData: [],
      multipleSelection: [],
      delList: [],
      addVisible: false,
      editVisible: false,
      pageTotal: 0,
      form: {},
      idx: -1,
      id: -1
    }
  },
  components: {
    MoviesEdit,
    MoviesAdd
  },
  async created() {
    this.getData()
  },
  methods: {
    handleAdd() {
      this.addVisible = true
    },
    handleChange() {
      this.query.cityId = this.selectedOptions[this.selectedOptions.length - 1]
    },
    getHeight() {
      return window.innerHeight - 285
    },
    async getData() {
      let res = await getList(this.query)
      this.tableData = res.data
      this.pageTotal = res.total
    },
    loadError(event) {
      if (event.target.tagName.toLowerCase() === "img") {
        event.target.src = img404
      }
    },
    // 触发搜索按钮
    handleSearch() {
      this.$set(this.query, "pageno", 0)
      this.getData()
    },
    // 删除操作
    handleDelete(index, row) {
      // 二次确认删除
      this.$confirm("确定要删除吗？", "提示", {
        type: "warning"
      }).then(async () => {
        let rs = await remove({ ids: row._id })
        if (rs.code === 1) {
          this.$message.success("删除成功")
        } else {
          this.$message.success("删除失败")
        }
        this.getData()
      })
    },
    // 多选操作
    handleSelectionChange(val) {
      this.multipleSelection = val
    },
    //批量删除
    async delAllSelection() {
      this.$confirm("确定要删除吗？", "提示", {
        type: "warning"
      }).then(async () => {
        this.delList = this.delList.concat(this.multipleSelection)
        let length = this.multipleSelection.length
        let tmp = []
        for (let i = 0; i < length; i++) {
          tmp.push(this.multipleSelection[i]._id)
        }
        let rs = await remove({ ids: tmp.join(",") })
        if (rs.code) {
          this.$message.success(`删除成功`)
          this.getData()
        } else {
          this.$message.success(`删除失败`)
        }
        this.multipleSelection = []
      })
    },
    // 编辑操作
    handleEdit(index, row) {
      console.log("eidt row:", row)
      this.idx = index
      this.form = row
      this.editVisible = true
    },
    // 分页导航
    handlePageChange(val) {
      this.$set(this.query, "pageno", val - 1)
      this.getData()
    },
    handleAddSuccess() {
      this.addVisible = false
      this.getData()
    },
    handleUpdateSuccess() {
      this.editVisible = false
      this.getData()
    },
    getChannel(types) {
      let tmp = []
      types.split(",").forEach(i => tmp.push(MOVIES_CHANNEL[i]))
      return tmp.join(",")
    },
    getCodeToText(cityId) {
      let arr = cityId.split(",")
      return CodeToText[arr[arr.length - 1]]
    },
    getShowTime(utc) {
      return new Date(utc / 1).toLocaleDateString()
    }
  }
}
</script>

<style lang="scss">
.handle-box {
  display: flex;
  margin-bottom: 20px;
  .search-wrapper {
    width: 600px;
  }
  .add-wrapper {
    flex: 1;
    text-align: right;
  }
}

.handle-input {
  width: 300px;
  display: inline-block;
}
.table {
  width: 100%;
  font-size: 14px;
}
.red {
  color: #ff0000;
}
.mr10 {
  margin: auto 10px;
}
.table-td-thumb {
  display: block;
  margin: auto;
  width: 40px;
  height: 40px;
}
.pagination {
  display: flex;
}
.el-pagination {
  flex: 1;
}
</style>
